发明名称 Hoop and selectively disengageable trundling apparatus
摘要 A hoop and selectively disengagable trundling apparatus includes an elongated rigid bar element having a handle element fixedly secured at one end thereof and a pair of complementary arcuate jaw elements disposed on the other end thereof. The jaw elements are affixed for selective opening, and a hoop dimensioned to rotate within the closed jaw elements, and to be released therefrom when the jaw elements are opened.
申请公布号 US4102077(A) 申请公布日期 1978.07.25
申请号 US19770769678 申请日期 1977.02.17
申请人 MARINO, JOSEPH 发明人 MARINO, JOSEPH
分类号 A63H33/02;(IPC1-7):A63H33/02 主分类号 A63H33/02
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